Home / 11,269.98-16,874.73-9,181.44

Finding the Fourth Proportional to 11,269.98, 16,874.73 and 9,181.44

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Solution

The fourth proportional to 11,269.98, 16,874.73 and 9,181.44 is: 13,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.98 : 16,874.73 = 9,181.44 : x
  2. Step 2: Convert to fraction form
    11,269.98/16,874.73 = 9,181.44/x
  3. Step 3: Cross multiply
    11,269.98x = 16,874.73 × 9,181.44
  4. Step 4: Simplify right side
    11,269.98x = 154,934,321.01
  5. Step 5: Solve for x
    x = 154,934,321.01/11,269.98
  6. Step 6: Final answer
    x = 13,747.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.